Anyone can help? I have set a password to log on my window. But out of sudden today just cant log in. After turn on the PC, as usual it appear user name & ask to key in the password. After doing so, it appear the window need to be activate. i click on Yes! then it appear the window is already activated! ask to click exit. after i click on the exit, it show the window is logging off!!! ask to key in the password again?????? I'm sure my password is correct. bt y cant log in??????